The price of waste recycling has fallen too much this year. Sometimes, the price goes down every day. Aluminum alloy doors and windows can also sell scrap prices. Now you have to pay for the removal of iron windows, and plastic steel doors and windows are slightly better than iron windows. Basically, they are taken away directly by door and window manufacturers, and high-rise aluminum alloy doors and windows are basically not discounted, because high-rise windows are more dangerous.
General process of door and window demolition:
1. First remove the door sash.
First, use a screwdriver, hammer and other tools to remove the door and window sash. In the process of disassembly, one person should be responsible for the stability of doors and windows. After the door is removed, put it down gently. It is forbidden to push it down at high altitude.
2. Remove the door window frame.
After the door sash is removed, the door window frame can be removed. Generally, it is necessary to cut the sealant on the inside of the door window frame with a blade first. If the doors and windows are connected to the wall with expansion bolts, the expansion bolts can be directly removed with a screwdriver; If the expansion bolt rusts, it can be broken with an impact drill.
3. Clean and repair the openings of doors and windows.
When the doors and windows are removed, it may cause certain damage to the openings of the doors and windows. If left untreated, it will not be conducive to the installation of new doors and windows. Therefore, after the doors and windows are removed, it is necessary to check whether the size of the hole is correct, whether it is horizontal or vertical, and deal with the hole that does not meet the requirements.